Stewart Cathie Griffith, CBE, DFC, TD (16 June 1914 – 7 April 1993), known as Billy Griffith, was an English cricketer and cricket administrator. He played in three Test matches for England in 1948 and 1949. He played first-class cricket for Cambridge University (1934–1936), Surrey (1934), Marylebone Cricket Club (MCC) (1935–1953), Sussex (1937–1954) and England (1948–1949).